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CVE-2026-31558

🗓️ 24 Apr 2026 14:35:41Reported by LinuxType 
cve
 cve
🔗 web.nvd.nist.gov👁 8 Views

LoongArch KVM fix: kvm_get_vcpu_by_cpuid() returns NULL for negative cpuid to prevent out-of-bounds access.

Related
Detection
Affected
Refs
ReporterTitlePublishedViews
Family
CNNVD
Linux kernel 安全漏洞
24 Apr 202600:00
cnnvd
Cvelist
CVE-2026-31558 LoongArch: KVM: Make kvm_get_vcpu_by_cpuid() more robust
24 Apr 202614:35
cvelist
Debian
[SECURITY] [DSA 6238-1] linux security update
30 Apr 202620:05
debian
Debian CVE
CVE-2026-31558
24 Apr 202614:35
debiancve
Tenable Nessus
Debian dsa-6238 : ata-modules-6.12.74+deb13+1-armmp-di - security update
30 Apr 202600:00
nessus
Tenable Nessus
Linux Distros Unpatched Vulnerability : CVE-2026-31558
25 Apr 202600:00
nessus
EUVD
EUVD-2026-25451
24 Apr 202614:35
euvd
NVD
CVE-2026-31558
24 Apr 202615:16
nvd
OSV
BELL-CVE-2026-31558
3 May 202606:12
osv
OSV
DEBIAN-CVE-2026-31558
24 Apr 202615:16
osv
Rows per page
NVD
Vulners
CNA
Node
linuxlinux_kernelRange6.10.16.12.80
OR
linuxlinux_kernelRange6.136.18.21
OR
linuxlinux_kernelRange6.196.19.11
OROROROROROROROR
[
  {
    "product": "Linux",
    "vendor": "Linux",
    "defaultStatus": "unaffected",
    "repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git",
    "programFiles": [
      "arch/loongarch/kvm/vcpu.c"
    ],
    "versions": [
      {
        "version": "73516e9da512adc63ba3859fbd82a21f6257348f",
        "lessThan": "596c3f8069c4792f22fce8c4452f44410032d910",
        "status": "affected",
        "versionType": "git"
      },
      {
        "version": "73516e9da512adc63ba3859fbd82a21f6257348f",
        "lessThan": "878cf6acb4fd8ab4126cf9d369a5bb0e23123418",
        "status": "affected",
        "versionType": "git"
      },
      {
        "version": "73516e9da512adc63ba3859fbd82a21f6257348f",
        "lessThan": "47857b05bd50db01e211a1b6f513d57901cd3e6b",
        "status": "affected",
        "versionType": "git"
      },
      {
        "version": "73516e9da512adc63ba3859fbd82a21f6257348f",
        "lessThan": "2db06c15d8c7a0ccb6108524e16cd9163753f354",
        "status": "affected",
        "versionType": "git"
      }
    ]
  },
  {
    "product": "Linux",
    "vendor": "Linux",
    "defaultStatus": "affected",
    "repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git",
    "programFiles": [
      "arch/loongarch/kvm/vcpu.c"
    ],
    "versions": [
      {
        "version": "6.10",
        "status": "affected"
      },
      {
        "version": "0",
        "lessThan": "6.10",
        "status": "unaffected",
        "versionType": "semver"
      },
      {
        "version": "6.12.80",
        "lessThanOrEqual": "6.12.*",
        "status": "unaffected",
        "versionType": "semver"
      },
      {
        "version": "6.18.21",
        "lessThanOrEqual": "6.18.*",
        "status": "unaffected",
        "versionType": "semver"
      },
      {
        "version": "6.19.11",
        "lessThanOrEqual": "6.19.*",
        "status": "unaffected",
        "versionType": "semver"
      },
      {
        "version": "7.0",
        "lessThanOrEqual": "*",
        "status": "unaffected",
        "versionType": "original_commit_for_fix"
      }
    ]
  }
]

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11 May 2026 22:11Current
5.4Medium risk
Vulners AI Score5.4
CVSS 3.18.8
EPSS0.00015
8